JONSBO HF2-120BR 120 mm ARGB Case Fan Black
A 120 mm ARGB case fan with reversed airflow, FDB bearing and a 800-2200 RPM range delivering 75-80 CFM at 29.5 dBA
- Number of fans1 Fan
- Rotational speed800-2200 PRM
- Airflow rate75-80 CFM
- Air pressure rating3.14mmH20
- Operating noise29.5 dBA
- Power input connector3 Pin 5 V
- 120 mm fan delivers 75-80 CFM airflow for effective case cooling
- FDB bearing runs at 29.5 dBA for quiet operation
- 5V ARGB lighting shines from corner matrix points and border lines
- 800-2200 RPM range adapts to thermal demand
- 14 mmH₂O static pressure pushes air through restrictive filters
Fan purpose and audience
The JONSBO HF2-120BR is a 120 mm ARGB case fan built for PC builders who want controllable airflow and addressable lighting in a single black frame. It suits fresh builds or upgrades where a 12 cm mounting point is available and a 5 V ARGB header can drive the LEDs.
Practical limits of the 3-pin 5 V interface
Speed ranges from 800 to 2200 RPM, delivering 75 to 80 CFM of airflow and 3.14 mmH₂O of static pressure at a maximum of 29.5 dBA. The 3-pin 5 V connector means voltage control rather than PWM, so the motherboard or controller must support 5 V ARGB and voltage-based fan regulation for full function.
Build quality and daily implications
The frame measures 120 mm by 120 mm by 25 mm and uses a fluid-dynamic bearing with a copper sleeve for smoother rotation. Nine blades and corner matrix lighting give a clean look from the front while the rear border emits continuous light. The 5 V ARGB pinout requires a compatible header; boards with only 12 V RGB cannot drive this fan.
How it compares
Measured against everything we stock in PC Cooling Fans, at today’s prices. Recalculated every night.
- Price $12.99
- Cheaper than about 80% of the 8,339 comparable items (median $19.99).
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Specifications
| Product | |
|---|---|
| Brand name | JONSBO |
| Model name | HF2-120B |
| Part number | HF2-120B |
| Product color | Black |
| Performance | |
| Rotational speed | 800-2200 PRM |
| Airflow rate | 75-80 CFM |
| Air pressure rating | 3.14mmH20 |
| Power | |
| Power input connector | 3 Pin 5 V |
| Size & build | |
| Number of fans | 1 Fan |
| Product dimensions | 120 mm(L)*120 mm(W)*25 mm(H) |
| Environment & compliance | |
| Operating noise | 29.5 dBA |
| More details | |
| LED lighting | ARGB |
Questions about this item
Should I pick the reversed-blade HF2-120BR or the standard HF2-120B for my build?
Choose the HF2-120BR when you need airflow directed toward the motherboard side — ideal for bottom-intake or side-panel mounting — while the standard HF2-120B suits conventional front or rear positions.
What does the 80 CFM peak airflow deliver inside a real chassis?
At 80 CFM the fan moves enough air to cool a mid-range CPU and GPU combo in a typical ATX case, provided intake and exhaust paths are balanced and filters are clean.
The fan uses a 3-pin 5 V ARGB connector — what does that limit?
The 3-pin 5 V ARGB header lets the motherboard control lighting per LED, but speed control relies on voltage regulation rather than PWM, so minimum speed is higher than on 4-pin models.
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